[INFO] fetching crate limn-text_layout 0.0.1...
[INFO] checking limn-text_layout-0.0.1 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate limn-text_layout 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate limn-text_layout 0.0.1 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate limn-text_layout 0.0.1
[INFO] finished tweaking crates.io crate limn-text_layout 0.0.1
[INFO] tweaked toml for crates.io crate limn-text_layout 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2989e035aef9bd76e2be8f68040756bc3e0b01cadf97f46cebbe6af05fbcf05f
[INFO] running `Command { std: "docker" "start" "-a" "2989e035aef9bd76e2be8f68040756bc3e0b01cadf97f46cebbe6af05fbcf05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2989e035aef9bd76e2be8f68040756bc3e0b01cadf97f46cebbe6af05fbcf05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2989e035aef9bd76e2be8f68040756bc3e0b01cadf97f46cebbe6af05fbcf05f", kill_on_drop: false }`
[INFO] [stdout] 2989e035aef9bd76e2be8f68040756bc3e0b01cadf97f46cebbe6af05fbcf05f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc930a8ce53e0b2dd8c250ca13a2a69b53ae2bcb407fe473de320ebd179fb1ec
[INFO] running `Command { std: "docker" "start" "-a" "cc930a8ce53e0b2dd8c250ca13a2a69b53ae2bcb407fe473de320ebd179fb1ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking stb_truetype v0.2.8
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rusttype v0.2.4
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking euclid v0.15.6
[INFO] [stderr]     Checking limn-text_layout v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/line.rs:353:5
[INFO] [stdout]     |
[INFO] [stdout] 353 |     (kern + advance_width)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/line.rs:353:5
[INFO] [stdout]     |
[INFO] [stdout] 353 |     (kern + advance_width)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.49s
[INFO] running `Command { std: "docker" "inspect" "cc930a8ce53e0b2dd8c250ca13a2a69b53ae2bcb407fe473de320ebd179fb1ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc930a8ce53e0b2dd8c250ca13a2a69b53ae2bcb407fe473de320ebd179fb1ec", kill_on_drop: false }`
[INFO] [stdout] cc930a8ce53e0b2dd8c250ca13a2a69b53ae2bcb407fe473de320ebd179fb1ec